Search a number
-
+
30244451526221 = 476431000776001
BaseRepresentation
bin1101110000001110101011…
…10010100010011001001101
310222002100012211100221110112
412320013111302202121031
512431011114042314341
6144154035331445405
76241042463154452
oct670072562423115
9128070184327415
1030244451526221
119700666462889
1234856b1756865
1313b5068b4495a
14767ba6d27829
15376ada94aaeb
hex1b81d5ca264d

30244451526221 has 8 divisors (see below), whose sum is σ = 30935987773824. Its totient is φ = 29554916832000.

The previous prime is 30244451526209. The next prime is 30244451526251. The reversal of 30244451526221 is 12262515444203.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30244451526221 - 214 = 30244451509837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30244451526251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500357780 + ... + 500418221.

It is an arithmetic number, because the mean of its divisors is an integer number (3866998471728).

Almost surely, 230244451526221 is an apocalyptic number.

It is an amenable number.

30244451526221 is a deficient number, since it is larger than the sum of its proper divisors (691536247603).

30244451526221 is a wasteful number, since it uses less digits than its factorization.

30244451526221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000776691.

The product of its (nonzero) digits is 460800, while the sum is 41.

The spelling of 30244451526221 in words is "thirty trillion, two hundred forty-four billion, four hundred fifty-one million, five hundred twenty-six thousand, two hundred twenty-one".

Divisors: 1 47 643 30221 1000776001 47036472047 643498968643 30244451526221